Simple X-Axis Endstop holder for QUBD OneUp and TwoUp [Updated]

Updated and added version 1.1, which drops the height of the spacing between the stepper to the endstop by 2mm to fit better. This change also makes it compatible (checked!) with the TwoUp!
Doing the 'make my own thing' for the X endstop holder, I saw a simple solution: attach it to the X axis motor screws!
This fits a KW11-3Z micro switch and all it needs is a zip-tie and 2x M3x20 screws. Using the original M3x15 screws would not cut it sadly.
Left the metal lever on this switch so it wo